General Functions Flashcards
How can you determine if a graph is a function?
Vertical line test: If you draw a vertical line anywhere on the graph, it is only allowed to cross through the graph once.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/350/472/182/a_image_thumb.png?1625498994)
What is the range of a function?
All of the possible y-values that appear on the graph or that could come out of the function equation.
What is the domain of a function?
All of the possible x-values that appear on the graph or that could go into the function equation.
How do you determine the range from a graph?
Identify the minimum (lowest) point of the graph and the maximum (highest) point and fill in the blanks.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/350/472/488/a_image_thumb.png?1625499443)
How do you determine the domain from a graph?
Identify the left-most point of the graph and the right-most point and fill in the blanks.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/350/472/356/a_image_thumb.png?1625499348)